Kobus Magnolia: Profuse White-Pink Spring Blooms on Tall Tree

Magnolia kobus

This deciduous tree grows to 40 feet tall and blooms in early spring with a profusion of white-tinged pink goblet to saucer-shaped blossoms 3–4 inches wide. Species can take up to twenty years to bloom from seed.

Growing Conditions & Care

Grow in moist, well-drained, preferably acidic to neutral soil in sun or partial shade; magnolias do not tolerate wet feet. Flower buds are susceptible to late frosts; shelter large-leaved species from wind. Prune in late winter or late summer to prevent sap bleeding; prune minimally.

Propagation

Sow seeds in autumn or stratify. Root softwood cuttings in early summer. Can be layered in early spring, grafted in winter, or propagated by bud in summer.

Common Problems

Bacterial leaf spot, spot anthracnose, canker, dieback, butt rot, powdery mildew, anthracnose, fungal spots, weevils, snails, scale insects, thrips, planthoppers.

Quick Reference

• Height: Over 30 ft.
• Spread: 15–30 ft.
• Growth Habit: Clumps
• Growth Pace: Moderate
• Light: Full Sun to Part Shade
• Moisture: Medium
• Maintenance: Low
• Bloom Time: Spring
• Flower Color: Salmon, Pink, White
• Uses: Flowering Tree, Naturalizing, Specimen Plant/Focal Point
• Style: Formal Garden, Woodland Garden
• Type: Trees